OpenTechnical

OT-2026-000069401

Publication integrity record

Foam pad vacuum gripper, two zone face, six outlet manifold, two stage ejector, pressure sensor per zone, pulsed blow-off before set-down, on a tool changer

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000069401) never changes.

Identity and time

Publication numberOT-2026-000069401 · never reused
Internal UUID01a0ae90-b529-7485-9302-03afa18e73b1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:51:54.310022Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000069401
StatusPUBLIC

Content hashes

Canonical text0f07d372dda53771f6d093ba70ef4e80c2ef2d5134283dfd1d00c24debdaaf0f
Markdownc63921b29703ba4f7ca451332b0b5226df4c6ed50aa772f521042c4dfeb06bdd
PDF
Publication page53467a64ace45045d827fe0c3144e12f349b7bc6e46e89a5cf5acb8b6d1aa136
Manifest384a0268baf2222abde7aa6e653f9eacfc83a800b2570f5d3c0d893547a40af7

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
SignatureyiHKOroDb+0BbqROKWH1Yk+5/nW8xD8iEYF14RC11fYqMlCQmO/fJ09RTImRTabPS8AahA/AFnuDSmQQLdBnBg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:30:19.629317ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069401
observed 53467a64ace45045d827fe0c3144e12f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:19.607948ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069401/manifest.json
observed 384a0268baf2222abde7aa6e653f9eac...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:19.584882ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069401/publication.md
observed c63921b29703ba4f7ca451332b0b5226...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:19.565728ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069401/publication.txt
observed 0f07d372dda53771f6d093ba70ef4e80...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:00.023140ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069401
observed 53467a64ace45045d827fe0c3144e12f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:00.005871ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069401/manifest.json
observed 384a0268baf2222abde7aa6e653f9eac...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:59.985690ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069401/publication.md
observed c63921b29703ba4f7ca451332b0b5226...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:59.968411ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069401/publication.txt
observed 0f07d372dda53771f6d093ba70ef4e80...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.